Left hand thread. Also called jam or half nuts, a low profile hex nut commonly used where it is jammed up against a standard nut which locks them together, available in all sizes and materials

Size Range – 5/16 – 1 1/8

Stock CodeItem
UNF.LNL.5/16.Z5/16 UNF Lock Nut Left Hand Zinc
UNF.LNL.5/16.ZYP5/16 UNF Lock Nut Left Hand ZYP
UNF.LNL.1/4.SC1/4 UNF Lock Nut Left Hand S/C
UNF.LNL.1/4.Z1/4 UNF Lock Nut Left Hand Zinc
UNF.LNL.3/8.BL3/8 UNF Lock Nut Left Hand Black Plated
UNF.LNL.3/8.ZYP3/8 UNF Lock Nut Left Hand ZYP
UNF.LNL.3/8.SC3/8 UNF Lock Nut Left Hand S/C
UNF.LNL.7/16.ZYP7/16 UNF Lock Nut Left Hand ZYP
UNF.LNL.7/16.SC7/16 UNF Lock Nut Left Hand S/C
UNF.LNL.7/16.Z7/16 UNF Lock Nut Left Hand Zinc
UNF.LNL.1/2.Z1/2 UNF Lock Nut Left Hand Zinc
UNF.LNL.9/16.Z9/16 UNF Lock Nut Left Hand Zinc*
UNF.LNL.9/16.SC9/16 UNF Lock Nut Left Hand S/C
UNF.LNL.5/8.SC5/8 UNF Lock Nut Left Hand S/C
UNF.LNL.3/4.Z3/4 UNF Lock Nut Left Hand Zinc
UNF.LNL.7/8.SC7/8 UNF Lock Nut Left Hand S/C
UNF.LNL.1.SC1 UNF Lock Nut Left Hand S/C
UNF.LNL.11/8.SC1 1/8 UNF Lock Nut Left Hand S/C
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